package com.example.springboot2022nocv.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.springboot2022nocv.entity.ChinaTotal;
import org.apache.ibatis.annotations.Select;

/**
 * @author 程序员小洋
 * @version 2022.3
 * @date 2022/12/26 21:21
 * @title
 */
@SuppressWarnings("all")
public interface ChinaTotalMapper extends BaseMapper<ChinaTotal> {

    @Select("select max(id) from china_total")
    Integer maxID();
}
